Jan Łasicki was a Polish historian and theologian. He was well-educated and traveled extensively in Western Europe from 1556 to 1581. Around 1557 he converted to Calvinism, becoming a follower of the Unity of the Brethren after 1567.
Leszek Józef Serafinowicz was a Polish poet, literary and theater critic, diplomat, and co-founder of the Skamander literary movement and the Polish Institute of Arts and Sciences of America.
Johannes Mathias Wilhelmus Gerardus Lucassen is a Dutch historian. He studied history at Leiden University and obtained his PhD at Utrecht University in 1984 with Migrant Labour in Europe 1600-1900. The Drift to the North Sea. He specializes in the history of labour, the long-term development of labour relations, migration and monetisation in relation to the development of wage labour.
Jan Ziolkowski occupies the Arthur Kingsley Porter Professorship of Medieval Latin at Harvard University. From 2007 to 2020 he served as Director of the Dumbarton Oaks Research Library and Collection. His scholarship has focused on the literature, especially in Latin, of the Middle Ages.
Jan Marsh is a British writer and curator who is an expert on the Victorian period and particularly the Pre-Raphaelites and William Morris.
Marsh is president of the William Morris Society, a trustee of the William Morris Gallery and a fellow of the Royal Historical Society.
(Catharine) Jan Morris was a Welsh historian, author and travel writer. She was known particularly for the Pax Britannica trilogy (1968–1978), a history of the British Empire, and for portraits of cities, including Oxford, Venice, Trieste, Hong Kong and New York City. She published under her birth name, James, until 1972, when she had gender reassignment surgery after transitioning from male to female.
